<div class="content">
  <table>
    <%= form_for @email do |f| %>
    <tr>
      <span>收件人</span>
      <p> <%= f.text_field :to %> </p>
    </tr>
    <tr>
      <span>内容</span>
      <p> <%= f.text_area :content %> </p>
    </tr>
    <%= f.submit "发送" %>
    <% end %>
  </table>
</div>
